amsrefs – A LaTeX-based replacement for BibTeX

Am­srefs is a LaTeX pack­age for bib­li­ogra­phies that pro­vides an
archival data for­mat sim­i­lar to the for­mat of BibTeX database
files, but adapted to make di­rect pro­cess­ing by LaTeX eas­ier. The
pack­age can be used ei­ther in con­junc­tion with BibTeX or as a
re­place­ment for BibTeX.